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both good engines but i have 65 elcamio with a 454 and it is just the best engine i have ever put into a chev. i would go with a 454
Other than the normal extra badges, it will have a dash with round instruments and a 454 engine for starters.
1970
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454 is the most well known and sought after
Roughly 750 pounds.
timing for the 454 engine is 10 degree's at TDC at 700 rpm in neutral or park
remove old engine and install new engine including exhaust and accessory brackets and pulleys. everything should fit. be sure to use a 454 flywheel with 454. smallblock flywheel will work on 396,402,427
The recommended weight of oil in an older GMC 454 engine is 5 W 30. This oil can be purchased at any auto parts store.
eBay offers a 454 Chevy Engine Rebuild Kit. It costs $379. It has all the necessary parts to rebuilt one's own engine. The engine was used in the 1970 Chevy Corvette LS5.
Straight 6: 250. V8: 307, 350, 396 (actually a 402 in 1970) or 454.
Yes